How Many Reed Diffusers Do I Need for an 800 Sq Ft Bangalore Apartment?

How Many Reed Diffusers Do I Need for an 800 Sq Ft Bangalore Apartment?

★ ★ The exact reed diffuser count for an 800 sq ft Bangalore 2BHK — by door, not by square foot50ml from ₹749 · 130ml from ₹1,249 · the correct three-bottle answer ₹2,897Every purchase funds a girl's education
★ SOSA reed diffusers · 800 sq ft 2BHK, Bengaluru
Three bottles do an 800 sq ft 2BHK — a 130ml where you gather, a 50ml in each bedroom
★ ★ ★ ★ ★
★★★★★
"I kept buying one bottle at a time thinking the next one would finally cover the flat. It was never a strength problem. It was that I only had one bottle for four rooms with doors."
Divya K.HSR Layout
800 sq ft 2BHK · three bottles now
★★★★★
"Through July and August I pulled three reeds out of every bottle. They are lasting into November instead of finishing before Dussehra like they used to."
Naveen R.Koramangala
Three reeds through monsoon
★★★★★
"My second bedroom is barely 100 sq ft. I nearly bought a 130ml for it because bigger felt safer. Three reeds in a 50ml is genuinely all that room can hold."
Shalini M.Jayanagar
100 sq ft second bedroom · three reeds
★★★★★
"I had lavender in one bedroom and pine-cedar in the other. With both doors open onto the passage it smelled like an argument. Same scent in both rooms fixed it in a day."
Arjun P.Whitefield
Two bedrooms, one register
★★★★★
"I asked about the bathroom and kitchen and was told plainly not to bother with the kitchen — the tadka would ruin it in a fortnight. That honesty is why I trust the rest of the advice."
Farida S.Sarjapur Road
Kitchen skipped, bathroom door shut
★★★★★
"₹2,897 for the living-dining and both bedrooms, no wiring. I looked at the Sukoon first but three reed bottles did the whole flat for less and nothing to switch on."
Rohit B.JP Nagar
Three bottles · full 2BHK
★★★★★
"I kept buying one bottle at a time thinking the next one would finally cover the flat. It was never a strength problem. It was that I only had one bottle for four rooms with doors."
Divya K.HSR Layout
800 sq ft 2BHK · three bottles now
★★★★★
"Through July and August I pulled three reeds out of every bottle. They are lasting into November instead of finishing before Dussehra like they used to."
Naveen R.Koramangala
Three reeds through monsoon
★★★★★
"My second bedroom is barely 100 sq ft. I nearly bought a 130ml for it because bigger felt safer. Three reeds in a 50ml is genuinely all that room can hold."
Shalini M.Jayanagar
100 sq ft second bedroom · three reeds
★★★★★
"I had lavender in one bedroom and pine-cedar in the other. With both doors open onto the passage it smelled like an argument. Same scent in both rooms fixed it in a day."
Arjun P.Whitefield
Two bedrooms, one register
★★★★★
"I asked about the bathroom and kitchen and was told plainly not to bother with the kitchen — the tadka would ruin it in a fortnight. That honesty is why I trust the rest of the advice."
Farida S.Sarjapur Road
Kitchen skipped, bathroom door shut
★★★★★
"₹2,897 for the living-dining and both bedrooms, no wiring. I looked at the Sukoon first but three reed bottles did the whole flat for less and nothing to switch on."
Rohit B.JP Nagar
Three bottles · full 2BHK
✓ The correct three-bottle answer ₹2,897 · the tight two-bottle start ₹1,548 ✓ 50ml covers up to 150 sq ft for 6–8 weeks · 130ml above 150 sq ft for 14–18 weeks ✓ Drop to three reeds through Bengaluru's wet months · stretches each bottle to 10–14 weeks

 

Founder Diaries · Reed Diffusers by Home Type
By Sonal Sahani · ISIPCA Versailles 10 min read Updated August 2026
Three reed diffusers, or two if the budget is tight this month. Not because 800 sq ft is a large number — it isn't, by Bangalore 2BHK standards — but because a reed diffuser is sized by doors, not by square footage. Scent does not cross a closed door. An 800 sq ft flat with a living-dining room, a master bedroom, a second bedroom, a kitchen and a bathroom is not one space to be covered. It is four or five separate volumes of air, and each one either gets its own bottle or gets nothing.
Quick answers — read this first
The number: three bottles for a typical 800 sq ft Bangalore 2BHK — a Garden Bloom 130ml in the living-dining at ₹1,299, and an Evening Calm 50ml in each bedroom at ₹799 apiece. ₹2,897 for the flat. Two bottles at ₹1,548 covers the living-dining and the master bedroom only, if that is what this month allows.

Reed counts: six in the living-dining (drop to three through the wet months), four to five in the master bedroom, three in the second bedroom year-round.

Why not one big bottle: an 800 sq ft flat is not one room. A reed diffuser scents the air immediately around it and stops at the first closed door.
The short answer
Short answer: three bottles, driven by the number of doors in an 800 sq ft 2BHK, not by the 800. A living-dining of roughly 180–250 sq ft, a master bedroom of 130–150, a second bedroom of 100–120 — each needs its own bottle sized to its own footage. ₹2,897 all in, or ₹1,548 for two if the second bedroom can wait.
The pick: Garden Bloom 130ml ₹1,299 for the living-dining, and Evening Calm 50ml ₹799 for each bedroom — the same scent in both bedrooms, deliberately, so an open passage door never mixes two unrelated fragrances.
Do not buy: one bottle for the hall and expect the bedrooms to smell of anything at all. They will not. A reed diffuser in the living-dining does not reach a bedroom with its door shut, however large the bottle.
Straight answer
How many reed diffusers do I need for an 800 sq ft Bangalore apartment?
1. Three, driven by doors, not by the 800 sq ft. A typical 2BHK this size breaks into a living-dining of 180–250 sq ft, a master bedroom of 130–150 and a second bedroom of 100–120, before you even count the kitchen and bathroom. Each closed door is a separate volume of air a reed diffuser cannot cross, so each gets its own bottle.

2. The living-dining takes the 130ml. At 180–250 sq ft it sits above the 150 sq ft line where the 50ml is rated to stop working reliably. Garden Bloom 130ml at ₹1,299, six reeds in, standing near the entrance rather than the far wall. Fourteen to eighteen weeks a bottle.

3. Both bedrooms take a 50ml — the same scent in each. The master bedroom at 130–150 sq ft sits at the very top of the 50ml's range, so run it on four to five reeds; the second bedroom at 100–120 sq ft is comfortably inside it, so three reeds is enough. Two Evening Calm 50ml at ₹799 each — one scent, not two, so an open passage door never puts two fragrances in the same air.

4. That is ₹2,897 for the whole flat. ₹1,299 + ₹799 + ₹799. No wiring, nothing to switch off, three bottles that need a reed flip every three to five days and nothing else.

5. If ₹2,897 is not this month's number, buy two and say so out loud. A Morning Freshness 50ml at ₹749 in the living-dining plus an Evening Calm 50ml at ₹799 in the master bedroom is ₹1,548 and covers the two rooms you spend the most time in — but the second bedroom gets nothing until bottle three arrives, and the living-dining bottle is genuinely undersized for a room this size, not just a smaller version of the right answer.

Alcohol-free, IFRA-compliant, composed by an ISIPCA Versailles-trained perfumer and handmade in small batches in Pune — and every purchase funds a girl's education through Nanhi Kali.
TL;DR: three reed diffusers for an 800 sq ft Bangalore 2BHK — a 130ml in the living-dining at ₹1,299 and a 50ml in each bedroom at ₹799 apiece, ₹2,897 total. Two bottles at ₹1,548 covers the living-dining and master bedroom only if the budget is tight this month. Through Bengaluru's wet months, drop every bottle to three reeds — it roughly doubles the bottle's life and cuts the cost per week by around 40%.
SOSA Garden Bloom reed diffuser, British rose and night-blooming jasmine
The living-dining bottle
SOSA Garden Bloom · 130ml ₹1,299
A 180–250 sq ft living-dining is the one room in this flat reliably above the 150 sq ft line, which is exactly where the 130ml is rated to work and the 50ml is not. British rose over night-blooming jasmine, refillable glass, alcohol-free CCT base, tested through Bengaluru's own humid stretches at 85% RH. Six reeds through the dry months, three through the wet ones. Refills from ₹2,399.

Why 800 sq ft is not one number, it is four or five

A reed diffuser has no fan and no mist. Oil climbs six fibre reeds by capillary action and evaporates off the exposed tips at whatever rate the room's air allows. There is no mechanism by which that scent turns a corner, passes under a gap, or opens a shut door — it simply is not moving under its own power. So when someone asks how many diffusers an 800 sq ft flat needs, the honest first move is to stop treating 800 as one figure and start counting the rooms with doors that actually close. A typical Bangalore 2BHK this size is a living-dining of roughly 180–250 sq ft, a master bedroom of 130–150, a second bedroom of 100–120, a kitchen of perhaps 60–80 and one or two bathrooms under 50 each — the remainder is passage, balcony and wall thickness, none of which holds a fragrance long enough to matter.

Set those figures against the coverage that actually exists. A 50ml bottle is rated to 150 sq ft; a 130ml is rated above it. The living-dining, at 180–250 sq ft, sits above that line on every reasonable estimate of the room — it needs the 130ml, and a 50ml put there will read as thin no matter how many reeds you add. The master bedroom, at 130–150, sits right at the top edge of the 50ml's range — comfortable, but worth running on four or five reeds rather than three to keep it from feeling under-scented. The second bedroom, at 100–120, sits well inside the 50ml's range with room to spare. Three separate rooms, three separate answers, and none of them is "one bottle, because the flat is 800 sq ft."

The mistake this produces is entirely predictable and I hear a version of it every week: someone buys a single bottle, often a generous one, and stands it in the living room expecting the scent to drift down the passage and under both bedroom doors. It will not. What you get instead is a living-dining that smells wonderful and two bedrooms that smell of nothing, and the natural but wrong conclusion is that the bottle is weak. It is not weak. It was only ever going to do the one room it is standing in, and it is doing that room correctly.

The three decisions for an 800 sq ft 2BHK

1
DECISION ONE · HOW MANY BOTTLES
Count doors, not the 800
SOSA Garden Bloom reed diffuser 130mlGarden Bloom 130ml₹1,299The honest count for this flat is three: the living-dining, the master bedroom, the second bedroom. The kitchen and bathroom are answered separately below and neither needs a fourth or fifth bottle by default. If three is not this month's budget, two is a real answer too — living-dining and master bedroom, the two rooms most 2BHK households are actually in for most of the day — as long as you accept, and say to whoever else lives there, that the second bedroom gets nothing until the third bottle arrives. That is a scheduling decision, not a failure.
The test: if a door closes on it and someone spends time behind that door, it earns a bottle.
2
DECISION TWO · WHICH BOTTLE SIZE FOR WHICH ROOM
150 sq ft is the line, and the master bedroom sits right on it
The living-dining at 180–250 sq ft is above the 150 sq ft line and takes the 130ml without argument. The second bedroom at 100–120 sq ft is comfortably below it and takes the 50ml without argument. The master bedroom, at 130–150, is the room worth thinking about: it is inside the 50ml's rated range but only just, so treat it as the top of that range rather than the middle. A 50ml at four to five reeds does that room properly; a 50ml at three will feel a little quiet in a room this size, and a 130ml is more bottle than a closed 140 sq ft room needs on six reeds.
The rule: above 150 sq ft, 130ml. At or just under it, 50ml on the higher reed count. Well under it, 50ml on the lower one.
3
DECISION THREE · REED COUNT AND ZONING
One register for the shared space, one quieter register for both bedrooms
Owning three bottles introduces a decision a single bottle never forces on you: what happens where two rooms' air meets. The passage in an 800 sq ft 2BHK is short, and both bedroom doors usually open onto it, so the two bedroom scents are effectively in conversation with each other every time both doors are open. The fix is to treat the flat as two registers rather than three: something with more presence in the living-dining — floral, woody, or citrus depending on taste — and one quieter, calmer register used in both bedrooms, not a different one in each. Three unrelated scents meeting at a doorway is the single most common self-inflicted mistake in a flat this size, and it is the opposite of the continuity that actually reads as a considered home. Reed count follows the same zoning logic: six reeds where people pass through and want to notice the room on arrival, three to five where people sleep and do not want a wall of scent at midnight.

The room-by-room plan for an 800 sq ft 2BHK

The table below uses the room sizes typical of an 800 sq ft Bangalore 2BHK — carpet area, not built-up, which is why the five rooms below do not sum to 800. The remainder is passage, balcony and wall thickness, none of which holds a fragrance long enough to be worth a bottle.

800 sq ft 2BHK reed plan
Three bottles, three reed counts, ₹2,897
Room Bottle Reeds Cost
Living-dining · 180–250 sq ft ★ Garden Bloom 130ml — console near the entrance side Six · drop to three in the wet months ₹1,299
Master bedroom · 130–150 sq ft ★ Evening Calm 50ml — bedside table, not the windowsill Four to five · three in the wet months ₹799
Second bedroom · 100–120 sq ft ★ Same Evening Calm 50ml — same register as the master bedroom Three, year-round — no monsoon change needed ₹799
Bathroom Optional 50ml at most, or simply keep the door shut Three, if used at all ₹0 or ₹749
Kitchen None — see below — ₹0
Passage / balcony Nothing. A few steps of transit and open outdoor air; neither holds a fragrance long enough to justify a bottle — ₹0
Note on the two bedrooms: they are the same size class and use the same 50ml bottle at nearly the same reed count — the difference is one reed, not one bottle size. Buying a 130ml for the master "to be safe" is more machine than a 140 sq ft closed room needs and will only mean pulling reeds back out.
Shop this guide
The 800 sq ft kit — the living-dining bottle, and one bedroom bottle bought twice
The SOSA principle
A reed diffuser is sized by the door it sits behind, not by the flat's total area. 800 sq ft is four or five rooms, not one number.
Three bottles, three reed counts, one shared register in the living-dining and one quieter, identical register in both bedrooms.

Reeds, Bengaluru's wet months, and the rooms that get no bottle

Reed count is the lever most people never touch, and it is worth more than buying a second bottle. Every SOSA bottle ships with six fibre reeds, which wick faster than the rattan sticks most of the market uses, so six is genuinely a strong setting rather than a default to leave in place everywhere. Six in the living-dining, where people pass through and the room should register on arrival. Four to five in the master bedroom, which sits at the top of the 50ml's range and benefits from the extra draw. Three in the second bedroom, which is small enough that three reeds is already a full room's worth of scent. Start each bottle at the count you intend to keep and give it seventy-two hours before judging it — the first evening is never representative.

Bengaluru's climate changes this arithmetic twice a year rather than once. The city gets two monsoons — the southwest from June to September and a shorter northeast spell through October and November — plus long overcast, damp stretches either side of both that never quite reach Mumbai-level humidity but sit noticeably heavier than Bangalore's dry months. Air conditioning here is intermittent rather than constant, so there is little of the recirculated dry-air problem that shows up elsewhere; the issue through the wet stretch is the opposite one — the same bottle reads heavier in damp air, and the fix is to drop every bottle to three reeds rather than buy anything new. Run the numbers on one 50ml bedroom bottle: at six reeds, ₹799 buys 6–8 weeks — call it 7 as the midpoint — which works out to roughly ₹114 a week. At three reeds, the same ₹799 buys 10–14 weeks — call it 12 — which works out to roughly ₹67 a week. That is a 41% drop in cost per week from the same bottle, purely from pulling reeds out. Across a wet season of roughly 22 weeks — June through early November — that difference alone is worth about ₹1,034 on the master bedroom bottle, before counting the second bedroom bottle, which was already running on three reeds and needs no seasonal change at all. The living-dining bottle is worth leaving closer to six reeds through more of the year regardless, since it is the room with the most foot traffic and the steepest cost of going unnoticed on arrival.

The bathroom and the kitchen come up in nearly every conversation about this flat, so the honest answer to both, directly. A bathroom takes three reeds from a 50ml at most — it is a small, enclosed, frequently visited room, and it does not need a 130ml or six reeds to register. Many people are genuinely better served by simply keeping the door shut between uses than by adding a fourth bottle; it is a legitimate answer, not a compromise. A kitchen should not have a reed diffuser at all. Indian cooking — tadka, deep frying, fish — releases oil aerosols that condense on the fibre reeds the same way they condense on curtains and cabinet fronts, and a diffuser sitting in that air does not fight the smell, it absorbs it and goes dull within days. Extract at the source while cooking, air the room after, and leave the kitchen unscented rather than spending a bottle on a room that will neutralise it.

You are not scenting 800 square feet. You are scenting a living-dining, and separately, two bedrooms that happen to share a passage.
— Sonal Sahani, SOSA

What an 800 sq ft 2BHK reed setup actually costs

Three routes, each costed by hand, plus what it costs to keep running once the bottles are in place. Reed diffusers have no electricity cost and no consumable beyond the oil itself, so the ongoing cost is genuinely just the refill rate — and that rate changes with the season, as shown above.

The 800 sq ft budget
Three setups, and the running cost of the one I would buy
Setup What you get Covers Total
The tight-budget start Morning Freshness 50ml ₹749 + Evening Calm 50ml ₹799 Living-dining (undersized) + master bedroom. Second bedroom gets nothing. ₹1,548
The correct answer ★ Garden Bloom 130ml ₹1,299 + two Evening Calm 50ml at ₹799 each Living-dining + both bedrooms, correctly sized to each room ₹2,897
Machine-led Sukoon ₹1,899 in the living-dining + two Evening Calm 50ml at ₹799 each All three rooms, with on-demand projection in the living-dining ₹3,497
Bathroom, if you want it One more Morning Freshness 50ml ₹749, three reeds, or simply shut the door Optional; the kitchen gets nothing under any route ₹0 or ₹749
Running cost, correct setup Blended across all three bottles at their stated reed counts ≈ ₹262 a week for the flat ≈ ₹37 a day
Honest notes before you buy: I would buy the correct answer — three bottles for ₹2,897 — over the Sukoon route. The Sukoon is rated for 270–320 sq ft, which is more machine than an 180–250 sq ft living-dining strictly needs; it earns its place if you want on-demand projection for guests, not as a replacement for the bedroom reeds either way, since a machine still cannot cross a closed bedroom door any better than a bottle can. The running-cost row above is a blended estimate: the living-dining bottle at roughly ₹81/week (₹1,299 over a 16-week midpoint), the master bedroom at roughly ₹114/week on the six-reed rate before monsoon, the second bedroom already at the three-reed rate of roughly ₹67/week — summing to about ₹262/week, or ₹37 a day, for the whole flat. Reed oil and the water-based Hotel Collection used in the Sukoon and Boond are different formulations and are never interchangeable between the two. Every purchase funds a girl's education through Nanhi Kali.
SOSA Evening Calm lavender chamomile reed diffuser
One bottle, bought twice
Evening Calm · 50ml ₹799
Lavender over chamomile — quiet enough to run at three or four reeds without ever feeling insistent, which is exactly what a bedroom needs. Buying this one scent for both bedrooms, rather than two different ones, is the entire fix for the doorway-clash problem: an open passage door never puts two unrelated fragrances in the same air. Also in 130ml at ₹1,299 if a bedroom in your layout runs unusually large.
SS
ISIPCA
Versailles
A note from Sonal

Bangalore readers ask this question more precisely than most cities do — they already know their flat is 800 sq ft, down to the carpet-area certificate, and they want a number that respects that precision. The honest reply has to correct the premise first: 800 sq ft is not the number that decides this. The number of doors is. I have seen 400 sq ft 1BHKs that needed two bottles and 1,200 sq ft duplexes that needed five, because a flat's diffuser count follows its floor plan, not its floor area.

What I like about this particular flat size is that the arithmetic comes out clean. A living-dining just over 150 sq ft, two bedrooms just under it, and a bottle size that maps to each without any fudging. The one adjustment worth remembering is seasonal: Bengaluru's two monsoons and its long damp stretches are gentler than Mumbai's, but they are real, and dropping to three reeds through the wet months is free money back in your pocket — roughly forty per cent off the cost per week, for doing precisely nothing except pulling three sticks out.

And if this month only allows two bottles, buy the living-dining and the master bedroom, and say plainly to whoever else is in the flat that the second bedroom is next. That is a better answer than one large bottle bought in hope. Every purchase funds a girl's education through Nanhi Kali — not a percentage, not a quarterly cheque. Every one.

Frequently asked questions

How many reed diffusers do I need for an 800 sq ft Bangalore apartment?
Three, or two if the budget is tight. The number is driven by doors, not by the 800 sq ft: a living-dining of 180–250 sq ft takes a 130ml at ₹1,299, and each bedroom takes a 50ml at ₹799. ₹2,897 for all three. Two bottles at ₹1,548 covers the living-dining and master bedroom only, leaving the second bedroom unscented until the third arrives.
Will one reed diffuser cover an 800 sq ft flat if I buy the biggest one?
No. A reed diffuser has no fan and no mist — it scents the air immediately around it and stops at the first closed door, regardless of bottle size. An 800 sq ft 2BHK has a living-dining and two bedrooms behind separate doors; a single bottle, however large, will only ever do the one room it stands in.
Should the kitchen and bathroom get their own diffusers?
The bathroom can, at three reeds from a 50ml at most, though many people are just as well served by keeping the door shut. The kitchen should not have one at all — cooking aerosol from tadka and frying condenses on the reeds and dulls the scent within days, so extract at the source and leave the kitchen unscented rather than spending a bottle there.
Should I use the same fragrance in both bedrooms?
Yes, in a flat this size. The passage between two bedrooms is short and both doors are often open at once, so two unrelated scents end up meeting in the same air — the most common self-inflicted mistake in an 800 sq ft 2BHK. One quieter register, used in both bedrooms, avoids it entirely and reads as more considered, not less.
Does Bengaluru's monsoon change how many reeds I should use?
Yes. Through the wet months — roughly June to early November across both monsoons — drop every bottle to three reeds. Humid air already carries fragrance further, so the same bottle reads heavier, and cutting to three reeds stretches a 50ml from 6–8 weeks to 10–14, cutting the cost per week by around 40%. Bengaluru's AC use is intermittent rather than constant, so the dry-air problem seen in Delhi winters is not the issue here.
800 sq ft Bangalore 2BHK · the whole answer
A 130ml in the living-dining, and one quieter scent in both bedrooms
₹2,897 buys the correct answer: Garden Bloom 130ml on six reeds (three through the wet months) in the living-dining, and Evening Calm 50ml in each bedroom — four to five reeds in the master, three in the second. If it is a two-bottle month, the living-dining and master bedroom at ₹1,548 is the honest start; the second bedroom is next. Every purchase funds a girl's education through Nanhi Kali.
Shop Garden Bloom 130ml ₹1,299 → Or Evening Calm 50ml ₹799
Continue the read
More reed diffuser guides for Bengaluru homes
Editorial standards & sources
About this guide: Written by Sonal Sahani, ISIPCA Versailles-trained founder and perfumer at SOSA Home & Body, on sizing reed diffusers to an 800 sq ft Bangalore 2BHK. Room-size ranges are typical figures for this flat size, not a specific unit; longevity figures are SOSA's own product ratings and assume the reed counts stated, a flip every 3–5 days, and no direct sun or draught. The by-door rather than by-area principle applies to any brand.

SOSA reed diffusers & prices (verified August 2026): Morning Freshness (Malabar lemon · peppermint · eucalyptus) 50ml ₹749 · 130ml ₹1,249 · Evening Calm (lavender · chamomile) 50ml ₹799 · 130ml ₹1,299 · Garden Bloom (British rose · night-blooming jasmine) 50ml ₹799 · 130ml ₹1,299 · Fresh Brew (Coorg coffee · Kerala vanilla) 50ml ₹849 · 130ml ₹1,349 · Mountain Breeze (Himalayan pine · sage · cedar) 50ml ₹849 · 130ml ₹1,349. Six fibre reeds and refillable glass with every bottle; 50ml lasts 6–8 weeks at six reeds and 10–14 at three, 130ml lasts 14–18 weeks. Refills 300ml ₹2,399 · 500ml ₹3,499. Ultrasonic diffusers quoted for comparison: Boond ₹899 (300ml, USB-powered, to 150 sq ft) · Sukoon ₹1,899 (500ml, 270–320 sq ft, ships with three 15ml Hotel Collection fragrances); Hotel Collection water-based fragrance 15ml ₹299 · 100ml ₹999 · 300ml ₹1,799 — a fragrance for a machine, not a standalone product, and not interchangeable with reed oil. Alcohol-free, phthalate-free, paraben-free, IFRA-compliant, low VOC; tested through 45°C heat and 85% monsoon humidity; composed and handmade in small batches in Pune. Every purchase funds a girl's education through Nanhi Kali. Prices and availability subject to change — see the live product pages.
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